Yamaha AFC1, Service Manual

Page: 20 / 108

AFC1
20
1 5
2
3 4
IN B
VSS
VDD
OUT
IN A
TC7S08F (XM616A00)
SUB: IC2
2 Input AND Gate
DS26C32ATMX (XU815A00)
MAIN: IC032, 033, 120, 121
Quad Differential Line Receiver
TC7S00F (XG150A00)
SUB: IC3
2 Input NAND
1
2
3
4
5
6
7
INPUT A
INPUT A
OUTPUT A
OUTPUT C
INPUT C
INPUT C
GND
ENABLE
16
15
14
13
12
11
Vcc
INPUT B
INPUT B
OUTPUT B
ENABLE
OUTPUT D
INPUT D
8 9
10
INPUT D
+
-
-
+
+
-
-
+
NJM2082M(T1) (XN797A00)
MAIN: IC001
Dual Operational Amplifier
1
2
3
4 -V
8
7
6
5
Output A
+V
Non-Inverting
Input A
-DC Voltage Supply
+DC Voltage
Supply
Output B
Inverting
Input B
Non-Inverting
Input B
Inverting
Input A
+ -
+ -
1 5
2
3 4
IN B
VSS
VDD
OUT Y
IN A
Note: See parts list for details of circuit board component parts.
MAIN Circuit Board (XW953D0) ............................................... 22/24
SUB Circuit Board (X3791A0) ....................................................... 25
PNF (LED) Circuit Board (XY041B0) ........................................ 26/27
PNF (PSW) Circuit Board (XY041B0) ............................................ 21
PNR (GPI) Circuit Board (XY231B0) ............................................. 21
PNR (MYMB) Circuit Board (XY231B0) ........................................ 26
CONTENTS
CIRCUIT BOARDS
（目次）
注：シートの部品詳細はパーツリストをご参照ください。
（シート基板図）